IMHO.

Single-player games like HEARKEN

Below are 8 single-player Steam games similar to HEARKEN, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like HEARKEN page.

Ranked picks

  1. 1
    Iron Courier — Steam game cover

    Iron Courier

    Single-player alternative to HEARKEN — playable solo, no multiplayer required. Shares Adventure with HEARKEN.

    Operate a tank across a desolate, post-apocalyptic haunted wasteland. Take delivery contracts, search procedural bunkers for cargo, and haul it — while being hunted above and below ground. You can't fight them. You can only outrun them. 1–2 player co-op survival horror.

    AdventureEarly AccessSingle-playerSimilar games →
  2. 2
    Radio Decay — Steam game cover

    Radio Decay

    Single-player alternative to HEARKEN — playable solo, no multiplayer required. Shares Action and Indie with HEARKEN.

    A 1-6 player co-op survival horror set in a supernatural nuclear apocalypse. Drop-pod into an abandoned city to extract radioactive artifacts while being hunted by giant bug-like monsters. Rebuild your decaying body with prosthetic limbs, arm yourself, and radio your friends for help.

    ActionIndieAdventureSingle-playerSimilar games →
  3. 3
    Subterror — Steam game cover

    Subterror

    Single-player alternative to HEARKEN — playable solo, no multiplayer required. Shares Action and Indie with HEARKEN.

    Explore abandoned biospheres at the bottom of the ocean, alone or with up to 4 friends.

    2025ActionIndieAdventure7.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Sketchy's Contract — Steam game cover

    Sketchy's Contract

    Single-player alternative to HEARKEN — playable solo, no multiplayer required. Shares Action and Indie with HEARKEN.

    A 1-8 player co-op sci-fi looter horror game that takes place on a mysterious asteroid belt where players must complete contracts by traveling to exotic planets to kill creatures, find loot, and/or farm planetary materials that they must return to an ominous figure named Sketchy.

    2026ActionIndieAdventure8.09 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Bughouse — Steam game cover

    Bughouse

    Single-player alternative to HEARKEN — playable solo, no multiplayer required. Shares Action and Indie with HEARKEN.

    Play as Christopher, a kid left home alone with a terrifying STALKER on the loose! Try and survive in this 80's, PS1 inspired, Home Invasion Survival Horror game - OR DIE TRYING!

    2022ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  6. 6
    Bunker Invaders — Steam game cover

    Bunker Invaders

    Single-player alternative to HEARKEN — playable solo, no multiplayer required. Shares Action and Indie with HEARKEN.

    A co-op horror game where you must scavenge for loot and maintain the bunker to keep it standing

    2024ActionStrategyIndie6.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Agonize — Steam game cover

    Agonize

    Single-player alternative to HEARKEN — playable solo, no multiplayer required. Shares Action and Indie with HEARKEN.

    Once a mad scientist's lab, now an abandoned manor haunted by miscreations. Work as a 1-4 player team in this online co-op, psychological horror game and discover what lurks within. Find a cure before it's too late...

    2022ActionIndieAdventure4.99 USDSingle-playerSimilar games →
  8. 8
    Cursed Companions — Steam game cover

    Cursed Companions

    Single-player alternative to HEARKEN — playable solo, no multiplayer required. Shares Action and Indie with HEARKEN.

    If we say the wrong words... WE DIE! This game kills you with your own voices! Online co-op where everyone gets a forbidden word, say it and you kill your friends. Explore spooky dungeons, cast spells and defeat monsters with your voices. 8-player Co-op Mode. 16-player Traitor Mode

    2026ActionIndieAdventure6.29 USDSingle-playerSimilar games →